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Actioned/Non-Actioned Fires Many fires allowed to burn naturally, mainly in north Many fires allowed to burn naturally, mainly in north Management decision based on values-at-risk Management decision based on values-at-risk Constitutes ~50% of area burned in Canada post-1959 Constitutes ~50% of area burned in Canada post-1959

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LFDB Fire Size Distribution by Ecozone Greatest area burned in boreal and taiga zones of west-central Canada where unsuppressed fire is common and fire climate most severe Larger size-class fires, although less frequent, account for most of area burned